Current File : //proc/thread-self/root/lib/node_modules/npm/lib/install/validate-tree.js
'use strict'
var path = require('path')
var validate = require('aproba')
var asyncMap = require('slide').asyncMap
var chain = require('slide').chain
var npmInstallChecks = require('npm-install-checks')
var checkGit = npmInstallChecks.checkGit
var clone = require('lodash.clonedeep')
var normalizePackageData = require('normalize-package-data')
var npm = require('../npm.js')
var andFinishTracker = require('./and-finish-tracker.js')
var flattenTree = require('./flatten-tree.js')
var validateAllPeerDeps = require('./deps.js').validateAllPeerDeps
var packageId = require('../utils/package-id.js')
module.exports = function (idealTree, log, next) {
validate('OOF', arguments)
var moduleMap = flattenTree(idealTree)
var modules = Object.keys(moduleMap).map(function (name) { return moduleMap[name] })
chain([
[asyncMap, modules, function (mod, done) {
chain([
mod.parent && !mod.isLink && [checkGit, mod.realpath],
[checkErrors, mod, idealTree]
], done)
}],
[thenValidateAllPeerDeps, idealTree],
[thenCheckTop, idealTree],
[thenCheckDuplicateDeps, idealTree]
], andFinishTracker(log, next))
}
function checkErrors (mod, idealTree, next) {
if (mod.error && (mod.parent || path.resolve(npm.globalDir, '..') !== mod.path)) idealTree.warnings.push(mod.error)
next()
}
function thenValidateAllPeerDeps (idealTree, next) {
validate('OF', arguments)
validateAllPeerDeps(idealTree, function (tree, pkgname, version) {
var warn = new Error(packageId(tree) + ' requires a peer of ' + pkgname + '@' +
version + ' but none is installed. You must install peer dependencies yourself.')
warn.code = 'EPEERINVALID'
idealTree.warnings.push(warn)
})
next()
}
function thenCheckTop (idealTree, next) {
validate('OF', arguments)
if (idealTree.package.error) return next()
// FIXME: when we replace read-package-json with something less magic,
// this should done elsewhere.
// As it is, the package has already been normalized and thus some
// errors are suppressed.
var pkg = clone(idealTree.package)
try {
normalizePackageData(pkg, function (warn) {
var warnObj = new Error(packageId(idealTree) + ' ' + warn)
warnObj.code = 'EPACKAGEJSON'
idealTree.warnings.push(warnObj)
}, false)
} catch (er) {
er.code = 'EPACKAGEJSON'
idealTree.warnings.push(er)
}
var nodeVersion = npm.config.get('node-version')
if (/-/.test(nodeVersion)) {
// if this is a prerelease node…
var warnObj = new Error('You are using a pre-release version of node and things may not work as expected')
warnObj.code = 'ENODEPRE'
idealTree.warnings.push(warnObj)
}
next()
}
// check for deps duplciated between devdeps and regular deps
function thenCheckDuplicateDeps (idealTree, next) {
var deps = idealTree.package.dependencies || {}
var devDeps = idealTree.package.devDependencies || {}
for (var pkg in devDeps) {
if (pkg in deps) {
var warnObj = new Error('The package ' + pkg + ' is included as both a dev and production dependency.')
warnObj.code = 'EDUPLICATEDEP'
idealTree.warnings.push(warnObj)
}
}
next()
}
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